Patent US3210261A successfully refreshed from Google Patents.
Patent US3382971A successfully refreshed from Google Patents.
US3382971A
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US
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Packaging twine
Assignee: Eastman Kodak Co
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Filing: 1964-10-16
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Granted: 1968-05-14
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Expires: 1984-10-16
Abstract
No abstract record available.
Inventors
- 👤 Johnson William Lee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 04:07
CPC Classifications
B; B65; B65D; B65D85/00; B65D85/02; B65D85/04; B65B; B65B53/00; B65B53/02; B65D75/00; B65D75/002; B65D75/004; B65H; B65H55/00; B65H2701/00; B65H2701/10; B65H2701/11; B65H2701/17; B65H2701/30; B65H2701/31
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
151 words
A METHOD FOR PAKAGING A SYNTHETIC TWINE PRODUCT COMPRISING THE STEP OF: (A) WINDING AN ELONGATED TWINE PRODUCT OF SYNTHETIC MATERIAL INTO A CYLINDRICAL, OPEN CORE, RELATIVELY LOOSE TWINE PACKAGE SUBJECT TO TELESCOPING AND COLLAPSE UPON HANDLING; (B) PLACING SAID CYLINDRICAL, OPEN CORE, TWINE PACKAGE INTO AN OPEN-ENDED BAG FORMED OF NON-HEATSET, LOW DENSITY POLYETHYLENE SHEETING HAVING SUFFICIENT MOLECULAR ORIENTATION TO RESULT IN A CONTRACTION VALUE OF ABOUT 35% IN THE TRANSVERSE DIRECTION AND ABOUT 45% IN THE MACHINE DIRECTION WITHE RESPECT TO THE LINE OF EXTRUSION OF THE SHEETING FROM WHICH THE BAG IS FORMED; (C) TUCKING THE OPEN END OF SAID BAG INTO THE OPEN CORE OF SAID TWINE PACKAGE; (D) SUBJECTING SAID TWINE PACKAGE TO A TEMPERATURE OF ABOUT 400* F. FOR ABOUT 3 TO 5 SECONDS TO THEREBY SHRINK SAID BAG ABOUT SAID TWINE PACKAGE AND FORM A TIGHT PACKAGE HAVING NO TENDENCY TO TELESCOPE OR COLLAPSE.
Claim 2
Independent Claim
151 words
A METHOD FOR PAKAGING A SYNTHETIC TWINE PRODUCT COMPRISING THE STEP OF: (A) WINDING AN ELONGATED TWINE PRODUCT OF SYNTHETIC MATERIAL INTO A CYLINDRICAL, OPEN CORE, RELATIVELY LOOSE TWINE PACKAGE SUBJECT TO TELESCOPING AND COLLAPSE UPON HANDLING; (B) PLACING SAID CYLINDRICAL, OPEN CORE, TWINE PACKAGE INTO AN OPEN-ENDED BAG FORMED OF NON-HEATSET, LOW DENSITY POLYETHYLENE SHEETING HAVING SUFFICIENT MOLECULAR ORIENTATION TO RESULT IN A CONTRACTION VALUE OF ABOUT 35% IN THE TRANSVERSE DIRECTION AND ABOUT 45% IN THE MACHINE DIRECTION WITHE RESPECT TO THE LINE OF EXTRUSION OF THE SHEETING FROM WHICH THE BAG IS FORMED; (C) TUCKING THE OPEN END OF SAID BAG INTO THE OPEN CORE OF SAID TWINE PACKAGE; (D) SUBJECTING SAID TWINE PACKAGE TO A TEMPERATURE OF ABOUT 400* F. FOR ABOUT 3 TO 5 SECONDS TO THEREBY SHRINK SAID BAG ABOUT SAID TWINE PACKAGE AND FORM A TIGHT PACKAGE HAVING NO TENDENCY TO TELESCOPE OR COLLAPSE.
References Cited (Backward Citations)
US3127012A
Cited
US1937468A
Cited
US2283069A
Cited
US2382400A
Cited
US2940686A
Cited
US2921676A
Cited
US3022543A
Cited
US3187477A
Cited
US3134210A
Cited
US3046711A
Cited
US3260358A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-05-14 | 1971-11-13 | 1972-05-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-14 | 1975-11-13 | 1976-05-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-14 | 1979-11-13 | 1980-05-14 | $7700.00 | Window Closed / Lapsed |